Coumarin suppliers

Properties

Melting point:：

68-73 °C (lit.)

Boiling point:：

298 °C (lit.)

Density ：

0.935

vapor pressure ：

0.01 mm Hg ( 47 °C)

refractive index ：

1.5100 (estimate)

Flash point:：

162 °C

storage temp. ：

Store below +30°C.

solubility ：

1.7g/l

form ：

Crystals or Crystalline Powder

color ：

White

PH Range：

Non' uorescence (9.5) to light green ' uorescence (10.5)

Odor：

at 10.00 % in dipropylene glycol. sweet hay tonka new mown hay

Odor Type：

tonka

biological source：

synthetic

Water Solubility ：

1.7 g/L (20 ºC)

λmax：

275nm

ex/em：

λex 384 nm; λem 470 nm

Merck ：

14,2562

BRN ：

383644

Henry's Law Constant：

9.9×10¹ mol/(m³Pa) at 25℃, Duchowicz et al. (2020)

Major Application：

color filter, organic electroluminescent devices, liquid crystal displays, field emission displays, inks, nickel plating, detergents, deodorant for shoes, petroleum products, cigarettes, personal care products, cosmetics, sunscreen cream, perfumes, nucleic acid sequencing, antiinflammatory agent, treatment of cancer, neurotransmission disorders, bleeding disorders, cerebrovascular disease, thrombosis, hemorrhoids, rheumatic disease, arthritic disease, epilepsy, vaginitis, painkiller, teeth whitening agent, skin whitening agent, wound healing promoter

Cosmetics Ingredients Functions：

PERFUMING

InChI：

1S/C9H6O2/c10-9-6-5-7-3-1-2-4-8(7)11-9/h1-6H

InChIKey：

ZYGHJZDHTFUPRJ-UHFFFAOYSA-N

SMILES：

O=C1Oc2ccccc2C=C1

LogP：

1.39 at 25℃

CAS DataBase Reference：

91-64-5(CAS DataBase Reference)

NIST Chemistry Reference：

Coumarin(91-64-5)

IARC：

3 (Vol. Sup 7, 77) 2000

EPA Substance Registry System：

Coumarin (91-64-5)

SecurityInformation

Symbol(GHS) ：

GHS06

Signal word ：

Danger

Hazard statements ：

H301+H311-H317

Precautionary statements ：

P261-P264-P270-P280-P301+P310-P302+P352+P312

PPE：

dust mask type N95 (US), Eyeshields, Faceshields, Gloves

Hazard Codes ：

Xn

Risk Statements ：

22-40-36/37/38-20/21/22-43

Safety Statements ：

36-36/37-26

RIDADR ：

UN 2811 6.1/PG 3

WGK Germany ：

1

RTECS ：

GN4200000

TSCA ：

TSCA listed

HazardClass ：

6.1

PackingGroup ：

III

HS Code ：

29322010

Storage Class：

6.1C - Combustible acute toxic Cat.3
toxic compounds or compounds which causing chronic effects

Hazard Classifications：

Acute Tox. 3 Dermal
Acute Tox. 3 Oral
Skin Sens. 1

Hazardous Substances Data：

91-64-5(Hazardous Substances Data)

Toxicity：

LD50 orally in rats, guinea pigs: 680, 202 mg/kg (Jenner)

REACH Registrations：

Active

Limited Quantities：

5.0 kg (11 lbs) (solid)

Excepted Quantities：

Max Inner Pack (30g or 30ml) and Max Outer Pack (1Kg or 1L)